Mathematics
24.04.2020 22:16
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At maximum speed, an airplane travels 1680 miles against the wind in 5 hours. flying

At maximum speed, an airplane travels 1680 miles against the wind in 5 hours. flying with the wind, the plane can travel the same distance in 4 hours.
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evanredpath
evanredpath
4,4(90 marks)
D=vt

1680=5(p-w)

p-w=336

1680=4(p+w)

p+w=420

p-w+p+w=336+420

2p=756

p=378 mph, and since w=420-p

w=42 mph

So the plane's velocity in still air is 378 mph and the wind speed is 42mph.
GabbyLandry
GabbyLandry
5,0(10 marks)

2008 and 2012

Step-by-step explanation:

i really wanted to see what i looked like when i was a baby m parents only have like photos when i was 1 or 2 thats fine, i wanna see my twin brother the first day we both got out the hospital i want to see how my sister looked when we first arrived home and see all those times next i wanna go back to 2012. Because thats when it was my sisters birthday and we first got the dog i rember screaming in the car saying,"ohhh we should name him rocket!" My mom and dad said no with their lowest tones then my sister named him max best day ever

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